[ pahl-suh ]
/ ˈpɑl sə /

noun, plural pal·sen [pahl-suh n] /ˈpɑl sən/. Geology.

a mound of earth pushed up by or formed near the edge of a glacier, found in alpine and arctic areas.

Origin of palsa

1940–45; (< G) < Swedish pals(e) < Finnish palsa peat knob in a bog, hillock in the tundra < Lappish Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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